479675300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1873}}^1$

素因数の和:2097

約数の個数: 72

約数和(自身を含む): 1127255976

約数和(自身を除く): 647580676

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 197, 260, 325, 394, 650, 788, 985, 1300, 1873, 1970, 2561, 3746, 3940, 4925, 5122, 7492, 9365, 9850, 10244, 12805, 18730, 19700, 24349, 25610, 37460, 46825, 48698, 51220, 64025, 93650, 97396, 121745, 128050, 187300, 243490, 256100, 368981, 486980, 608725, 737962, 1217450, 1475924, 1844905, 2434900, 3689810, 4796753, 7379620, 9224525, 9593506, 18449050, 19187012, 23983765, 36898100, 47967530, 95935060, 119918825, 239837650, 479675300]

約数ペア:

[(1, 479675300), (2, 239837650), (4, 119918825), (5, 95935060), (10, 47967530), (13, 36898100), (20, 23983765), (25, 19187012), (26, 18449050), (50, 9593506), (52, 9224525), (65, 7379620), (100, 4796753), (130, 3689810), (197, 2434900), (260, 1844905), (325, 1475924), (394, 1217450), (650, 737962), (788, 608725), (985, 486980), (1300, 368981), (1873, 256100), (1970, 243490), (2561, 187300), (3746, 128050), (3940, 121745), (4925, 97396), (5122, 93650), (7492, 64025), (9365, 51220), (9850, 48698), (10244, 46825), (12805, 37460), (18730, 25610), (19700, 24349)]